Yes Puerto Rico has a territory quarter.
The US minted a quarter dedicated to Puerto Rico in 2009-10. The quarter is American, but the back says Puerto Rico, Isla del Encanto.
Puerto Rico is useless. as are Puerto ricans.
Puerto Rico has US currency, so they use US Dollar and its worth what the USD is worth.
Same state-to-state prices apply. Puerto Rico use USPS for postal service.
You can't get to Puerto Rico via a Plain. Puerto Rico is an island. This means it is surrounded by water, so there are no plains on the way there from any direction. In order to get to Puerto Rico, you must go by boat or airplane (plane). The cost of plane flights to Puerto Rico varies widely depending on the time of year, day of the week and length of stay.
It will depend where in Puerto Rico you want to stay, when you want to go, what kind of accommodation and meal plan you want to include with your package.
Close to $1,000 (US Dollars).
Don't tell him
$2.25 for a dozen, approx.
Territories were included by the US Mint.
It's a United States Territory.